Amazon Instant Video is an Internet on-demand service available in the US. Fans of series and movies are able to enjoy access through rental or straight purchases and it has proven to be a rather popular alternative to the likes of Netflix (and the iTunes store to some degree).
The company currently sports an app for*iOS, but we could well see some support for Windows Phone in the future. According to a shared chat log between a support representative and a customer, there's a definite hint of development on a Windows Phone app.
Full story from the WPCentral blog...